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Lab Test Dictionary

Stool Culture


Culture for Enteric Pathogens

Specimen Type


Performing Lab

RCHSD Microbiology

Epic ID


Lab Test Days

Upon Receipt

Standard TAT

2 Days

Collection Information

Specimen Required

1-2 grams of Stool

Container Type

See Below

Collection Instructions

Submit fresh stool in sterile container within 2 hours of collection room temp. If delivery is delayed more than 2 hours, transfer fresh stool in AlphaTec (red-cap) vial (ETM) and submit to laboratory room temp within 96 hours of collection. Stool collected in Para-Pak C&S (orange-cap) medium; or Rectal swabs collected in a transport medium (Cary-Blair, Amies or Culturette); or Duodenal, colostomy, ileostomy contents fresh or in Cary-Blair transport medium is also acceptable. Do not contaminate with urine.

Processing Information - Lab Use Only

Transport Temperature


Specimen Stability

Room Temp: 2 Hours for Fresh Stool (96 Hours for Stool in AlphaTec/Para-Pak media)

Rejection Criteria

Unpreserved stool samples >2 hours old; Dry rectal swabs or biopsy samples; Multiple specimens collected on the same day; Diapers; Hospitalized for more than 3 days

Test Volume Required

2 grams

Minimum Test Volume

1 gram

Processing Instructions

Refer to Microbiology processing manual.

Included Tests

Culture Screens for: Salmonella, Shigella, Campylobacter, E. coli 0157, Entero-hemorrhagic Shiga Toxins, Aeromonas and Plesiomonas.